Miley has a heart condition, Tachycardia

Miley Cyrus has a heart condition called tachycardia, however it is not life-threatening, reports NYDN. Her heart rate exceeds the range of a normal resting heart rate. In Miles to Go she revealed: ‘The type of tachycardia I have isn’t dangerous. It won’t hurt me, but it does bother me. There is never a time onstage when I’m not thinking about my heart.’